Service manual

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R-1380

R-1381

In the interest of user-safety the oven should be restored to its original

condition and only parts identical to those specified should be used.

WARNING TO SERVICE PERSONNEL: Microwave ovens con-

tain circuitry capable of producing very high voltage and

current. Contact with the following parts may result in a

severe, possibly fatal, electrical shock. (High Voltage Capaci-

tor, High Voltage Power Transformer, Magnetron, High Volt-

age Rectifier Assembly, High Voltage Harness etc..)

TABLE OF CONTENTS

Page

PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO

AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY.................. INSIDE FRONT COVER

BEFORE SERVICING ..................................................................................................... INSIDE FRONT COVER

WARNING TO SERVICE PERSONNEL .............................................................................................................. 1

MICROWAVE MEASUREMENT PROCEDURE .................................................................................................. 2

FOREWORD AND WARNING ............................................................................................................................. 3

OPERATION ........................................................................................................................................................ 4

PICTORIAL DIAGRAM ........................................................................................................................................ 5

PARTS LIST ......................................................................................................................................................... 6

PACKING AND ACCESSORIES.........................................................................................................................12

S10M141R1380E

R-1380

R-1381

OVER THE RANGE

MICROWAVE OVEN

MODELS

SUPPLEMENTAL SERVICE MANUAL

SHARP CORPORATION

This document has been published to be used for after

sales service only.

The contents are subject to change without notice.

SENSOR DEFROST TURNTABLE COOK

OFF

HELP

12345

7890

CUSTOM

HELP

1 Coffee/tea

2 Roll/muffin, fresh

3 Roll/muffin, frozen

4 Hot cereal

5 Scrambled eggs

1 Dinner plate

2 Pasta/casserole

3 Frozen entree

4 Frozen snack

5 Pizza, slice

1 Baked potatoes

2 Fresh vegetables

3 Frozen vegetables

4 Rice

5 Ground meat

6 Fish/Seafood

7 Chicken breasts

8 Turkey breast

9 Roast pork

0 Meat loaf

POPCORN

COMPU

DEFROST

POWER

LEVEL

TIMER

CLOCK

MINUTE

PLUS

MEMORY

COOK

STOP

CLEAR

START

TOUCH ON

TURNTABLE

ON/OFF

WORK

LIGHT

NIGHT

LIGHT

FAN

HI/LO

BREAKFAST

LUNCH

DINNER

This is a supplemental Service Manual for Microwave Oven model R-1380/R-1381. This model is quite similar to

the base model R-1480/81 (S/M# S3807R1480X//).

This supplemental manual must be used in conjunction with the base model service manual for complete operation,

service, safety and replacement parts information.

Summary of content (14 pages)

PAGE 1
R-1380 R-1381 SUPPLEMENTAL SERVICE MANUAL S10M141R1380E OVER THE RANGE MICROWAVE OVEN MODELS TURNTABLE SENSOR DEFROST BREAK FAST POPCORN 1 Baked potatoes 2 Fresh vegetables 3 Frozen vegetables 4 Rice 5 Ground meat 6 Fish/Seafood 7 Chicken breasts 8 Turkey breast 9 Roast pork 0 Meat loaf DINNER 2 7 4 9 3 8 CUSTOM HELP MINUTE PLUS 1 Dinner plate 2 Pasta/casserole 3 Frozen entree 4 Frozen snack 5 Pizza, slice LUNCH 1 6 HELP OFF COOK 1 Coffee/tea 2 Roll/muffin, fresh 3 Roll/muffin, frozen 4 Hot c
PAGE 2
R-1380 R-1381 PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY (a) Do not operate or allow the oven to be operated with the door open.
PAGE 3
R-1380 R-1381 WARNING TO SERVICE PERSONNEL Microwave ovens contain circuitry capable of producing very high voltage and current, contact with following parts may result in a severe, possibly fatal, electrical shock. (Example) High Voltage Capacitor, High Voltage Power Transformer, Magnetron, High Voltage Rectifier Assembly, High Voltage Harness etc.. Read the Service Manual carefully and follow all instructions. Don't Touch ! Danger High Voltage When the testing is completed, 1.
PAGE 4
R-1380 R-1381 MICROWAVE MEASUREMENT PROCEDURE A. Requirements: 1) Microwave leakage limit (Power density limit): The power density of microwave radiation emitted by a microwave oven should not exceed 1mW/cm2 at any point 5cm or more from the external surface of the oven, measured prior to acquisition by a purchaser, and thereafter (through the useful life of the oven), 5 mW/cm2 at any point 5cm or more from the external surface of the oven.
PAGE 5
R-1380 R-1381 SERVICE MANUAL PRODUCT DESCRIPTION OVER THE RANGE MICROWAVE OVEN R-1380 / R-1381 OPERATION FOREWORD This Manual has been prepared to provide Sharp Electronics Corp. Service Personnel with Operation and Service Information for the SHARP OVER THE RANGE MICROWAVE OVEN, R-1380, R-1381 It is recommended that service personnel carefully study the entire text of this manual so that they will be qualified to render satisfactory customer service.
PAGE 6
R-1380 R-1381 MAGNETRON TEMPERATURE FUSE CONTROL UNIT COM. N.O. RY4 HOOD FAN THERMAL CUT OUT RY5 High B3 N.C. GRN B1 Low E2 HOOD CAPACITOR A3 B9 A7 N.O. TTM HOOD LAMP HL A5 HL FAN MOTOR A1 TURNTABLE MOTOR HOOD MOTOR RY1 FM DOOR SENSING SWITCH RY2 HIGH VOLTAGE CAPACITOR 0.94µF COM. OL STIRRER MOTOR RY3 OVEN LAMP 120 V AC.
PAGE 7
A B C D E F G H HOOD FAN MOTOR 6 GRN to Chassis Support GRN CN-E BLK WHT 2 WHT GRN 1 GRN 2 GRN 1 RED N.O. CAVITY THERMAL CUT-OUT 9 ORG 8 7 RED CN-F 3 1 RY4 MAGNETRON TEMPERATURE FUSE BLK RED CN-A 7 FUSE & HOLDER WHT 6 5 N.O. RED BLK 1 WHT RY5 RY1 N.O. COM.
PAGE 8
R-1380 R-1381 PARTS LIST Note: The parts marked “∆” may cause undue microwave exposure. The parts marked “*” are used in voltage more than 250V. REF. NO. PART NO.
PAGE 9
R-1380 R-1381 REF. NO. Q24-26 Q27 Q28 Q30 R1 R2 R3 R4 R7-8 R10 R20 R30 R31 R40 R70-73 R77-83 R91-93 R110 RY1-2 RY3-4 RY5 SSR1 SP40 T1 VRS1 ZD1 ZD3 ZD4 3- 2 3- 2 3- 2-1 3- 2-1 3- 2-2 3- 3 PART NO.
PAGE 10
R-1380 R-1381 REF. NO. 5- 5 5- 5 5- 6 PART NO.
PAGE 11
R-1380 R-1381 2 1 4 3 6 5 OVEN AND CABINET PARTS 7-3 A A 4-1 7-3 1-14 4-13 2-1 7-5 4-20 7-3 4-10 B B 2-5 7-3 4-12 4-11 7-4 1-12 2-6 C 7-5 1-15 7-1 C 1-16 1-13 1-17 4-18 7-8 1-5 7-3 1-3 6-10 D D 7-9 4-7 4-19 E E 4-21 6-12 7-3 6-9 7-6 1-10 1-9 1-8 2-2 4-6 7-7 7-9 4-14 1-2 F 4-17 6-8 4-16 7-7 6-8 4-8 4-5 1-4 6-13 7-8 4-3 6-14 1-11 4-9 1-10 4-4 F 7-8 1-7 7-8 1-1 1-6 4-15 2-3 2-8 G G 7-3 2-4 4-2 7-3 1-13 7-3 6-13 2-7-2 1-16 H H 2-7 7-2 2
PAGE 12
R-1380 R-1381 2 1 4 3 6 5 CONTROL PANEL PARTS 3-3 3-2 3-2-2 A A 3-1E 7-3 3-1 3-3 B B DOOR PARTS 3-3 3-2-1 4-22 5-4 5-6 C C 5-3 5-1 5-2 5-6 5-3 5-2-1 D D 5-6 5-2-3 E E 5-2-2 5-2-4 5-5 MISCELLANEOUS F F 6-6 6-7 G G 6-1 6-1-1 6-1-4 6-1-5 6-1-2 6-1-3 6-1-6 6-1-7 6-11 H 1 2 4 3 10 H 5 6
PAGE 13
R-1380 R-1381 PACKING AND ACCESSORIES TOP PAD DOOR PROTECTOR WRAP COVER 4-3 TURNTABLE TRAY RACK HOLDER 6-1 INSTALL MATERIAL ASSEMBLY DOOR PAD 6-3 OPERATION MANUAL 6-5 WALL TEMPLATE 6-2 INSTALLATION INSTRUCTION 6-4 TOP TEMPLATE BOTTOM PAD 6-13 GREASE FILTER (x 2) ACCESSORY HOLDER PACKING CASE Non-replaceable items 11
PAGE 14
R-1380 R-1381 COPYRIGHT © 1999 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in retrieval systems, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher. '2000 SHARP CORP. (2S2.530E) Printed in U.S.